Home / 5,345,435.28-8,019,332.44-1,559,214.48

Finding the Fourth Proportional to 5,345,435.28, 8,019,332.44 and 1,559,214.48

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Solution

The fourth proportional to 5,345,435.28, 8,019,332.44 and 1,559,214.48 is: 2,339,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,435.28 : 8,019,332.44 = 1,559,214.48 : x
  2. Step 2: Convert to fraction form
    5,345,435.28/8,019,332.44 = 1,559,214.48/x
  3. Step 3: Cross multiply
    5,345,435.28x = 8,019,332.44 × 1,559,214.48
  4. Step 4: Simplify right side
    5,345,435.28x = 12,503,859,260,381.73
  5. Step 5: Solve for x
    x = 12,503,859,260,381.73/5,345,435.28
  6. Step 6: Final answer
    x = 2,339,165.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.